use better name for _j/yn_orthopoly helper function
use better name for _j/yn_orthopoly helper function

sampadsaha5/sympy,mcdaniel67/sympy,yashsharan/sympy,postvakje/sympy,yashsharan/sympy,kaichogami/sympy,skidzo/sympy,kaushik94/sympy,mafiya69/sympy,ga7g08/sympy,lindsayad/sympy,mcdaniel67/sympy,kaushik94/sympy,ahhda/sympy,Shaswat27/sympy,kaushik94/sympy,Titan-C/sympy,ChristinaZografou/sympy,Davidjohnwilson/sympy,Shaswat27/sympy,sampadsaha5/sympy,Curious72/sympy,chaffra/sympy,kaichogami/sympy,souravsingh/sympy,aktech/sympy,ChristinaZografou/sympy,Curious72/sympy,postvakje/sympy,rahuldan/sympy,drufat/sympy,chaffra/sympy,skidzo/sympy,oliverlee/sympy,postvakje/sympy,Titan-C/sympy,drufat/sympy,ChristinaZografou/sympy,souravsingh/sympy,aktech/sympy,Arafatk/sympy,ga7g08/sympy,drufat/sympy,jaimahajan1997/sympy,jerli/sympy,rahuldan/sympy,Titan-C/sympy,lindsayad/sympy,ahhda/sympy,jaimahajan1997/sympy,ahhda/sympy,hargup/sympy,hargup/sympy,yashsharan/sympy,Shaswat27/sympy,mcdaniel67/sympy,ga7g08/sympy,kaichogami/sympy,Curious72/sympy,Arafatk/sympy,mafiya69/sympy,rahuldan/sympy,mafiya69/sympy,madan96/sympy,jerli/sympy,madan96/sympy,Davidjohnwilson/sympy,souravsingh/sympy,Davidjohnwilson/sympy,skidzo/sympy,oliverlee/sympy,lindsayad/sympy,aktech/sympy,hargup/sympy,oliverlee/sympy,jerli/sympy,jaimahajan1997/sympy,Arafatk/sympy,sampadsaha5/sympy,chaffra/sympy,madan96/sympy